feat(style): Add textHighlight theme setting (#1242)

Peter

2024-07-10 b7793bd856979d0515a75c4c7a322912bdb72602

 quartz/styles/variables.scss

@@ -5,4 +5,5 @@
$topSpacing: 6rem;
$fullPageWidth: $pageWidth + 2 * $sidePanelWidth;
$boldWeight: 700;
$semiBoldWeight: 600;
$normalWeight: 400;